This single frame Rosetta navigation camera image of Comet 67P/Churyumov-Gerasimenko was taken on 25 March 2015 from a distance of 86.6 km from the comet centre. The image has a resolution of 7.4 m/pixel; this processed, cropped version measures 6.9 km across.
More information and the original images via the blog: CometWatch: Activity 31 January – 25 March
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